Isotopic exchange between deuterium and 2,2-dimethylbutane on Pt/SiO/sub 2/ and Pd/SiO/sub 2/
Conference
·
· Am. Chem. Soc., Div. Pet. Chem., Prepr.; (United States)
OSTI ID:6386998
It is clear from much work by several groups on many hydrocarbons (see, for example, Lit. Cited) that isotopic exchange between deuterium and hydrocarbons on metal catalysts involves a number of processes. The turnover frequency per surface metal atom for the formation of all exchanged species plus the isotopic distribution pattern (the relative yields of d/sub 1/, d/sub 2/, d/sub 3/...) have a large information content from which one may hope to extract important mechanistic information. The fundamental processes in alkane exchange are: dissociative adsorption of hydrogen, dissociative adsorption and associative desorption of alkane, and interconversion of monoadsorbed and 1,2-diadsorbed alkane. These are illustrated for an ethyl group.
- Research Organization:
- Ipatieff Laboratory, Northwestern Univ., Evanston, IL
- OSTI ID:
- 6386998
- Report Number(s):
- CONF-820304-
- Conference Information:
- Journal Name: Am. Chem. Soc., Div. Pet. Chem., Prepr.; (United States) Journal Volume: 27:2
- Country of Publication:
- United States
- Language:
- English
Similar Records
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· Transactions of the Faraday Society (England) Superseded by J. Chem. Soc., Faraday Trans., I and II
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Related Subjects
02 PETROLEUM
020400* -- Petroleum-- Processing
ADSORPTION
ALKANES
BUTANE
CATALYSTS
CHALCOGENIDES
CHEMICAL REACTION KINETICS
DEUTERIUM
DISSOCIATION
ELEMENTS
HYDROCARBONS
HYDROGEN
HYDROGEN ISOTOPES
ISOTOPES
ISOTOPIC EXCHANGE
KINETICS
LIGHT NUCLEI
METALLURGY
NONMETALS
NUCLEI
ODD-ODD NUCLEI
ORGANIC COMPOUNDS
OXIDES
OXYGEN COMPOUNDS
PALLADIUM COMPOUNDS
PHYSICAL METALLURGY
PLATINUM COMPOUNDS
REACTION KINETICS
SILICON COMPOUNDS
SILICON OXIDES
SORPTION
STABLE ISOTOPES
SURFACE PROPERTIES
TRANSITION ELEMENT COMPOUNDS
020400* -- Petroleum-- Processing
ADSORPTION
ALKANES
BUTANE
CATALYSTS
CHALCOGENIDES
CHEMICAL REACTION KINETICS
DEUTERIUM
DISSOCIATION
ELEMENTS
HYDROCARBONS
HYDROGEN
HYDROGEN ISOTOPES
ISOTOPES
ISOTOPIC EXCHANGE
KINETICS
LIGHT NUCLEI
METALLURGY
NONMETALS
NUCLEI
ODD-ODD NUCLEI
ORGANIC COMPOUNDS
OXIDES
OXYGEN COMPOUNDS
PALLADIUM COMPOUNDS
PHYSICAL METALLURGY
PLATINUM COMPOUNDS
REACTION KINETICS
SILICON COMPOUNDS
SILICON OXIDES
SORPTION
STABLE ISOTOPES
SURFACE PROPERTIES
TRANSITION ELEMENT COMPOUNDS